Di-n-octyl phthalate
- Formula: C24H38O4
- Molecular weight: 390.5561
- IUPAC Standard InChIKey: MQIUGAXCHLFZKX-UHFFFAOYSA-N
- CAS Registry Number: 117-84-0
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: 1,2-Benzenedicarboxylic acid, dioctyl ester; Phthalic acid, dioctyl ester; n-Octyl phthalate; Dinopol NOP; Dioctyl o-benzenedicarboxylate; Dioctyl phthalate; Octyl phthalate; Polycizer 162; 1,2-Benzenedicarbonic acid, dioctyl ester; Dicapryl phthalate; Dioctyl 1,2-benzenedicarboxylate; Vinicizer 85; o-Benzenedicarboxylic acid, dioctyl ester; Celluflex dop; Dioktylester kyseliny ftalove; DNOP; PX-138; Rcra waste number U107; Dioctyl o-phthalate; 1,2-Benzenedicarboxylic acid, 1,2-dioctyl ester; NSC 15318; Vinycizer 85
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Condensed phase thermochemistry data
Go To: Top, Phase change data, IR Spectrum, Mass spectrum (electron ionization), References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔcH°liquid | -13839. | kJ/mol | Ccb | Handrick, 1956 | Naval Powder Factory, 1952; Corresponding ΔfHºliquid = -1036. kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
Quantity | Value | Units | Method | Reference | Comment |
S°solid,1 bar | 755.2 | J/mol*K | N/A | Martynenko, Rabinovich, et al., 1970 | DH |
Constant pressure heat capacity of solid
Cp,solid (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
707.1 | 300. | Martynenko, Rabinovich, et al., 1970 | T = 60 to 360 K.; DH |
Phase change data
Go To: Top, Condensed phase thermochemistry data, IR Spectrum, Mass spectrum (electron ionization), References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled as indicated in comments:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 659. | K | N/A | Seliverstov, 1970 | Uncertainty assigned by TRC = 5. K; TRC |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
99.5 | 438. | A | Stephenson and Malanowski, 1987 | Based on data from 423. to 523. K.; AC |
107.6 | 398. | T | Perry and Weber, 1949 | Based on data from 383. to 433. K.; AC |
IR Spectrum
Go To: Top, Condensed phase thermochemistry data, Phase change data, Mass spectrum (electron ionization), References, Notes
Data compiled by: Coblentz Society, Inc.
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Mass spectrum (electron ionization)
Go To: Top, Condensed phase thermochemistry data, Phase change data, IR Spectrum, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Spectrum
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Additional Data
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Owner | NIST Mass Spectrometry Data Center Collection (C) 2014 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | Japan AIST/NIMC Database- Spectrum MS-NW- 521 |
NIST MS number | 233289 |
References
Go To: Top, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Mass spectrum (electron ionization), Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Handrick, 1956
Handrick, G.R.,
Report of the study of pure explosive compounds. Part IV. Calculation of heat of combustion of organic compounds from structural features and calculation of power of high explosives, Rpt. C-58247 for the Office of the Chief of Ordnance, contract DA-19-020-ORD-47 by the Arthur D. Little, Inc., Cambridge, MA, 1956, 467-573. [all data]
Martynenko, Rabinovich, et al., 1970
Martynenko, L.Ya.; Rabinovich, I.B.; Ovchinnikov, Yu.V.; Maslova, V.A.,
Heat capacity of the systems polyvinyl chloride-dioctylphthalate and polyvinyl chloride-dibutylphthalate,
Polymer Sci., 1970, USSR 12A, 952-961. [all data]
Seliverstov, 1970
Seliverstov, V.M.,
Solubility of difluoromonochloromethane in certain phthalates, dioctyl sebacate, triacetin, and dimethylformamide,
Zh. Prikl. Khim. (Leningrad), 1970, 43, 1605-7. [all data]
Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw,
Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2
. [all data]
Perry and Weber, 1949
Perry, E.S.; Weber, W.H.,
Vapor Pressures of Phlegmatic Liquids. II. High Molecular Weight Esters and Silicone Oils,
J. Am. Chem. Soc., 1949, 71, 11, 3726-3730, https://doi.org/10.1021/ja01179a039
. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Mass spectrum (electron ionization), References
- Symbols used in this document:
Cp,solid Constant pressure heat capacity of solid S°solid,1 bar Entropy of solid at standard conditions (1 bar) Tboil Boiling point ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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